* {
  margin: 0;
  padding: 0;
}
html,body {
  width: 100%;
  height: 100%;
}
#root {
  width: 100%;
  height: 100%;
}
.wrap {
  width: 100%;
  height: 100vh;
  overflow-y: hidden;
  display: flex;
}
.left {
  width: 150px;
  height: 100%;
  overflow-y: auto;
  background: skyblue;
}
.right {
  flex: 1;
  background: yellow;
  overflow-y: auto;
}
.myh4 {
  width: 100%;
  height: 30px;
  line-height: 30px;
  text-align: center;
  border: 1px solid red;
}
.active {
  background: pink;
}
.rv-form__footer {
  position: absolute;
    bottom: 20%;
    width: 90%;
    left: 50%;
    margin-left: -45%;
}
